Exploring Earth Science
By Rhiannon Johnson
Home
Astronomy
Galaxies/Blackholes
Earth
Stars
Universe
Our Solar System
Earth
Earth Spheres
Earth's Layers
Topographical map
Minerals
Rock cycle
Plate Tectonics
Volcanoes
Oceanography
Basics
Ocean Features
Ocean Features 2
Resources of the Ocean
Ocean Water
Organisms of Ocean
Ocean Currents
Igneous rocks form when magma/lava hardens beneath Earth's surface.
Sedimentary rocks form when solids settle out of a fluid such as water or air.
Metamorphic rocks form when changes occur at elevated temperatures and pressures.
Exploring Earth Science